/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.

 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.

 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */

/*
 * This code is based on the original source code of Lord Avalot d'Argent version 1.3.
 * Copyright (c) 1994-1995 Mike, Mark and Thomas Thurman.
 */

#include "graph.h"

namespace Avalanche {

integer gd, gm;
pointer p;
word s;

void mblit(integer x1, integer y1, integer x2, integer y2) { /* Minstrel Blitter */
	integer yy, len, pp;
	byte bit;
	const integer offset = 16384;
	x1 = x1 / 8;
	len = ((x2 / 8) - x1) + 1;
	for (yy = y1; yy <= y2; yy ++) {
		pp = yy * 80 + x1;
		for (bit = 0; bit <= 3; bit ++) {
			port[0x3c4] = 2;
			port[0x3ce] = 4;
			port[0x3c5] = 1 << bit;
			port[0x3cf] = bit;
			move(mem[0xa000 * offset + pp], mem[0xa000 * pp], len);
		}
	}
}

const integer fx1 = 100;
const integer fy1 = 100;
const integer fx2 = 135;
const integer fy2 = 145;

int main(int argc, const char *argv[]) {
	pio_initialize(argc, argv);
	gd = 3;
	gm = 0;
	initgraph(gd, gm, "");
	setactivepage(1);
	setfillstyle(7, 9);
	bar(0, 0, 640, 200);
	mblit(fx1, fy1, fx2, fy2);
	s = imagesize(fx1, fy1, fx2, fy2);
	getmem(p, s);
	getimage(fx1, fy1, fx2, fy2, p);
	setactivepage(0);
	putimage(fx1 + 100, fy1, p, 0);
	freemem(p, s);
	return EXIT_SUCCESS;
}

} // End of namespace Avalanche.